Valorile forelor i momentelor prezentate mai sus sunt centralizate n tabelul 4.1[]V[mm3]p[MPa]Fp[N]F[N]Ft [N]N[N]K[N]Z[N]T[N]M[Nm]

044.830.0847017.40-72.58-17349.42-17422.000.000.000.00-17422.00

1048.550.0845831.35-72.58-16911.77-16984.350.052.85-844.54-17005.34

2059.510.0842366.16-72.58-15633.11-15705.700.105.61-1543.70-15781.38

3077.170.0836890.94-72.58-13612.76-13685.340.148.22-1977.33-13827.45

40100.660.0829823.06-72.58-11004.71-11077.290.1810.59-2071.73-11269.36

50128.880.0821685.19-72.58-8001.84-8074.420.2212.66-1813.06-8275.47

60160.530.0813052.26-72.58-4816.29-4888.870.2514.34-1249.83-5046.10

70194.260.084494.49-72.58-1658.47-1731.050.2715.59-482.99-1797.17

80228.700.08-3477.09-72.581283.051210.460.2916.36355.321261.54

90262.610.08-10456.44-72.583858.423785.840.2916.621129.953950.87

100294.870.08-16174.58-72.585968.425895.840.2916.361730.666144.60

110324.590.08-20514.68-72.587569.927497.330.2715.592091.897783.70

120351.060.08-23508.70-72.588674.718602.130.2514.342199.138878.78

130373.820.08-25316.67-72.589341.859269.270.2212.662081.369500.07

140392.580.08-26191.58-72.589664.699592.110.1810.591793.969758.43

150407.180.08-26434.50-72.589754.339681.750.148.221398.879782.28

160417.590.08-26345.97-72.589721.669649.080.105.61948.409695.58

170423.820.08-26179.68-72.589660.309587.720.052.85476.759599.57

180425.890.08-26104.53-72.589632.579559.990.000.000.009559.99

190423.820.08-26179.68-70.209660.309590.11-0.05-2.85-476.879601.96

200417.590.09-26345.97-62.869721.669658.81-0.10-5.61-949.369705.35

210407.180.09-26434.50-50.029754.339704.31-0.14-8.22-1402.139805.08

220392.580.09-26191.58-30.709664.699633.99-0.18-10.59-1801.799801.03

230373.820.10-25316.67-3.369341.859338.50-0.22-12.66-2096.909571.02

240351.060.11-23508.7034.348674.718709.05-0.25-14.34-2226.468989.14

250324.590.12-20514.6885.867569.927655.78-0.27-15.59-2136.107948.20

260294.870.13-16174.58156.415968.426124.83-0.29-16.36-1797.886383.25

270262.610.16-10456.44253.953858.424112.38-0.29-16.62-1227.414291.64

280228.700.19-3477.09390.931283.051673.98-0.29-16.36-491.381744.60

290194.260.234494.49587.19-1658.47-1071.27-0.27-15.59298.90-1112.19

300160.530.2913052.26874.93-4816.29-3941.36-0.25-14.341007.60-4068.11

310128.880.3921685.191306.16-8001.84-6695.67-0.22-12.661503.47-6862.39

320100.660.5329823.061960.82-11004.71-9043.89-0.18-10.591691.43-9200.70

33077.170.7536890.942939.30-13612.76-10673.46-0.14-8.221542.15-10784.29

34059.511.0442366.164278.31-15633.11-11354.81-0.10-5.611116.05-11409.52

35048.551.3545831.355686.99-16911.77-11224.78-0.05-2.85558.15-11238.65

36044.837.0347017.4031436.42-17349.4214087.000.000.000.0014087.00

37048.556.3545831.3528345.92-16911.7711434.150.052.85568.5611448.28

38059.514.8942366.1621739.21-15633.116106.100.105.61600.166135.52

39077.173.5136890.9415459.26-13612.761846.500.148.22266.791865.68

400100.662.5029823.0610870.22-11004.71-134.490.1810.59-25.15-136.82

410128.881.8221685.197799.86-8001.84-201.970.2212.66-45.35-207.00

420160.531.3713052.265777.37-4816.29961.090.2514.34245.70992.00

430194.261.084494.494427.89-1658.472769.430.2715.59772.722875.21

440228.700.87-3477.093507.411283.054790.460.2916.361406.184992.58

450262.610.73-10456.442864.993858.426723.420.2916.622006.727016.50

460294.870.63-16174.582407.525968.428375.940.2916.362458.668729.34

470324.590.56-20514.682076.657569.929646.570.2715.592691.5610015.03

480351.060.50-23508.701835.028674.7110509.730.2514.342686.8010847.74

490373.820.47-25316.671658.219341.8511000.060.2212.662470.0011273.96

500392.580.44-26191.581529.959664.6911194.640.1810.592093.6811388.75

510407.180.42-26434.501439.359754.3311193.680.148.221617.3211309.92

520417.590.40-26345.971379.159721.6611100.810.105.611091.0911154.31

530423.820.40-26179.681344.739660.3011005.040.052.85547.2211018.64

540425.890.39-26104.531333.549632.5710966.110.000.000.0010966.11

550423.820.12-26179.6868.059660.309728.35-0.05-2.85-483.749740.37

560417.590.12-26345.9768.059721.669789.71-0.10-5.61-962.229836.89

570407.180.12-26434.5068.059754.339822.38-0.14-8.22-1419.199924.38

580392.580.12-26191.5868.059664.699732.74-0.18-10.59-1820.269901.49

590373.820.12-25316.6768.059341.859409.90-0.22-12.66-2112.949644.21

600351.060.12-23508.7068.058674.718742.76-0.25-14.34-2235.089023.93

610324.590.12-20514.6868.057569.927637.96-0.27-15.59-2131.127929.70

620294.870.12-16174.5868.055968.426036.47-0.29-16.36-1771.946291.16

630262.610.12-10456.4468.053858.423926.47-0.29-16.62-1171.924097.63

640228.700.12-3477.0968.051283.051351.09-0.29-16.36-396.601408.10

650194.260.124494.4968.05-1658.47-1590.42-0.27-15.59443.75-1651.17

660160.530.1213052.2668.05-4816.29-4748.24-0.25-14.341213.88-4900.95

670128.880.1221685.1968.05-8001.84-7933.79-0.22-12.661781.48-8131.34

680100.660.1229823.0668.05-11004.71-10936.66-0.18-10.592045.43-11126.29

69077.170.1236890.9468.05-13612.76-13544.71-0.14-8.221957.01-13685.36

70059.510.1242366.1668.05-15633.11-15565.07-0.10-5.611529.88-15640.07

71048.550.1245831.3568.05-16911.77-16843.72-0.05-2.85837.55-16864.53

72044.830.1247017.4068.05-17349.42-17281.370.000.000.00-17281.37

Pe baza valorilor din tabelul de mai sus s-au ntocmit urmtoarele grafice:

Fig.4.3.Variaia presiunii n funcie de unghiul

Fig.4.4.Reprezentarea grafic a forelor pistonului

Fig.4.5.Reprezentarea grafic a forelor N i K

Fig.4.6.Reprezentarea grafic a forelor Z i T

Fig.4.7.Reprezentarea grafic a momentului motor1.1.1. Calculul momentului motor rezultant

Aprinderile sunt uniform repartizate n perioada functional a motorului, iar momentele aferente celor 6 cilindrii sunt decalate unghiular cu:

Momentul motor rezultant este suma momentelor produse de fiecare cilindru.

n tabelul 4.2 sunt centralizate valorile momentelor produse de fiecare cilindru n functie de unghiul de rotatie a arborelui cotit i momentul motor rezultant.

[RAC]M1M2M3M4Mrez

00.00266.70-270.020.000

5-81.43256.97-274.4062.88-1.79

10-158.80242.04-271.47106.91-21.11

15-228.29223.10-260.30122.45-66.32

20-286.54201.24-240.22111.40-134.31

25-330.84177.42-210.9783.02-214.68

30-359.31152.44-172.7248.48-295.23

35-370.96126.88-126.2317.20-365.61

40-365.71101.18-72.82-4.44-418.59

45-344.4275.58-14.41-13.06-450.05

50-308.7350.2146.57-7.72-458.37

55-261.0025.04107.2610.69-443.82

60-204.070.00164.5240.12-407.91

65-141.08-25.04215.1377.74-352.99

70-75.26-50.22256.02120.40-281.88

75-9.74-75.63284.51164.94-197.6

8052.66-101.28298.58208.40-103.22

85109.53-127.08297.13248.22-1.78

90159.01-152.79280.24282.38103.76

95199.81-178.00249.31309.43210.47

100231.24-202.12207.16328.51315.45

105253.15-224.38157.67339.33415.75

110265.85-243.85104.95342.06508.35

115270.04-259.4452.07337.28590.17

119267.92-268.3610.37328.62645.8

Pe baza valorilor din tabelul 4.2. s-a reprezentat grafic variaia momentului motor rezultant, aceasta fiind prezentat n figura 4.8.

Fig.4.8.Variaia momentului motor resultant1.1.2. Diagrama polar a fusului maneton

Diagrama polar a fusului maneton servete la verificarea sumar la presiune maxim i nclzire a fusului i la ncovoiere.

Diagrama reprezint variaia ca mrime i direcie a forei Rm aplicat de biel pe suprafaa fusului maneton:

, unde

FA- fora de inerie a prii din biel n micare de rotaie:

, n care care, -masa capului de biel

Valorile forei Rm sunt tabelate n urma calculului efectiv n funcie de fiecare unghi de rotaie al arborelui cotit [RAC] condorm relaiei urmtoare:

Valorile obinute sunt cuprinse n tabelul 4.x. , pe baza acestora construindu- se figura 4.9 n care este reprezentat diagram polar a fusului maneton[]Z[N]T[N]Rm[N][]Z[N]T[N]Rm[N]

000.0018101.42

37011161.712545.443331.57

10-11319.67-3781.0125869.753805532.592652.384375.31

20-9753.1-6822.2724223.393901465.721154.307634.32

30-10863.19-8555.0821638.48400-86.86-105.729099.75

40-7154.02-8707.3818362.12410-95.08-183.879109.22

50-3801.25-7350.7814772.29420267.76955.188796.53

60-1362.05-4858.8011455.76430221.082866.699246.79

70-138.19-1791.859324.26440-552.974961.8610775.62

80-139.721253.779237.48450-2006.726723.4212908.24

90-1129.953785.8410825.77460-3875.787821.7515075.87

100-2728.165505.7412967.31470-5828.568144.2416928.65

110-4529.976329.7214948.51480-7581.707758.2918318.06

120-6205.566350.1016489.58490-8962.836838.8519232.12

130-7552.595762.8017538.66500-9921.385591.9319742.17

140-8501.124791.4318157.01510-10502.674196.2019961.00

150-9084.073629.4218456.72520-10804.532771.4120009.66

160-9391.542408.9818560.81530-10932.871372.1019992.29

170-9524.851195.3918575.63540-10966.110.0019978.39

180-9559.990.0018572.26550-9664.56-1212.9218716.18

190-9527.22-1195.6818578.01560-9528.42-2444.0918701.09

200-9401.01-2411.4018570.51570-9216.02-3682.1418596.48

210-9105.24-3637.8818479.14580-8625.75-4861.6818295.80

220-8538.24-4812.3518198.33590-7667.17-5850.2317675.67

230-7608.99-5805.8417606.09600-6307.01-6453.9116623.28

240-6282.70-6429.0316591.22610-4614.94-6448.4515075.93

250-4625.70-6463.4915092.09620-2793.24-5637.0713082.31

260-2834.13-5719.5813154.88630-1171.92-3926.4710914.90

270-1227.41-4112.3811034.62640-155.96-1399.449274.43

280-193.23-1733.879367.37650-126.961646.289286.33

290-85.521108.909165.13660-1322.874719.0411361.54

300-1098.073917.1210842.64670-3735.047222.7514651.36

310-3152.176095.6013606.25680-7063.208596.8418229.82

320-5840.797109.0116466.68690-10751.568467.1721501.22

330-8472.416672.2718714.53700-14103.136761.1824083.93

340-10288.314932.3219920.86710-16442.393749.7125729.37

350-10957.332498.8320125.34720-17281.370.0026293.65

36014087.000.005074.72

Stabilim valoarea maxim i medie a lui

Folosind valorile tabelate se traseaz diagrama de variaie a forei .

Fig.4.10.Variaia forei Rm.Fora Rm

Fig.4.11.Diagrama polar a fusului maneton

Fig.4.12.Diagrama de uzur a fusului maneton

Diagrama P-V_544045428.unknown

_553053740.unknown

_544154104.unknown

_544045748.unknown

_255221896.unknown

_544043508.unknown

_544044148.unknown

_324653464.unknown

_265209124.unknown

_196917484.unknown

_149890780.unknown